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6 wrz 2024 · The pectoral region is located on the anterior chest wall. It contains four muscles that exert a force on the upper limb: the pectoralis major, pectoralis minor, serratus anterior and subclavius. In this article, we shall look at the anatomy of the muscles of the pectoral region – their attachments, actions and innervation.
- Muscles
Muscles of the Thorax. The muscles of the thorax include...
- Thoracic Cage
There are five muscles that make up thoracic cage; the...
- Muscles
Muscles of the Thorax. The muscles of the thorax include both the diaphragm as well as the muscles of the thoracic cage. The diaphragm can be located below the lungs and consists of a sheet of skeletal muscle which displays a double-domed structure.
21 sty 2018 · Teres major: This muscle helps rotate the upper arm. Serratus anterior: Located in the rib cage, this muscle keeps the shoulder blade against the chest wall and helps rotate the shoulder...
19 wrz 2023 · The thoracic, or chest wall, consists of a skeletal framework, fascia, muscles, and neurovasculature – all connected together to form a strong and protective yet flexible cage. The thorax has two major openings: the superior thoracic aperture found superiorly and the inferior thoracic aperture located inferiorly.
9 paź 2024 · There are five muscles that make up thoracic cage; the intercostals (external, internal and innermost), subcostales, and transversus thoracis. These muscles act to change the thoracic volume during breathing.
Muscles in the Thoracic Region. Some chest muscles, like the intercostals, are considered axial muscles, as their origin and insertion both lie in the axial skeleton. These muscles, which lie deep in the thoracic region, form the walls of the thoracic cavity and mostly help with respiration. Thoracic Muscles.
3 lis 2023 · The pectoralis major muscle is a broad superficial muscle found superficially in the anterior chest wall. In males, it is covered by the deep layer of fascia, subcutaneous tissue and the adjacent skin. In females, it is covered by the breast.